Linux Systems Administrator

Joining the BlueHalo, an AV Company team means immersing yourself in a dynamic environment, working alongside the brightest minds in technology through some of the toughest challenges facing our nation today. We are spearheading the future of global defense, with every BlueHalo employee playing a key role in our success. That's why our investment in you goes beyond competitive pay and a rewarding benefits package. We're committed to providing our people with the best opportunities to develop their skills, share their knowledge, and push their innovative ideas to the cutting-edge. Enjoying this journey with a supportive team that feels like family throughout BlueHalo Nation is an unparalleled opportunity. From Space to C-UAS & Autonomous Systems to Electronic Warfare & Cyber, and Artificial Intelligence, at our company there is no limit to where you can take your career. Our mission is clear: to lead through innovation. Join the transformation and innovate with us.

Overview:

Are you looking for a unique opportunity to learn and grow as a Linux System Administrator. If so, AV is looking for you to join the Cyber and Intel Division's Operation Infrastructure Team. This team is responsible for full life-cycle management of 24x7 mission-focused infrastructure hosting tailored mission applications and solutions. You will be responsible for the day-to-day operations of deployed systems to include monitoring, auditing, log review, maintenance, troubleshooting, and after-hours response. You should have a strong foundation in both Linux system and network administration with a security-oriented mindset. You will assist in continually improving and growing our Network Operations Center (NOC) capability and defining standard operating procedures following best practices.

In the event of alerts, emergencies, or planned maintenance activities, after-hours support will occasionally be required. As such, excellent verbal and written communication skills, time-management skills, and a customer-focused mindset are required. This is an excellent opportunity to grow your depth and breadth of skills and a path toward more advanced network and solution engineering with direct mission impact.

You'd like to do this:

• Establish Standard Operating Procedures for all NOC activities
• Ensure all deployed systems are operational and accessible by end-users
• Quickly and appropriately respond to network outages and security incidents
• Configure and manage NOC monitoring dashboards, alerting, and coordinated response
• Review and audit system logs daily
• Interface with customers to resolve system issues and access requests
• Perform system troubleshooting and escalate when appropriate
• Coordinate and execute system updates
• Thoroughly document all actions, incidents, and findings to include monthly reporting
• Assist with implementing automated monitoring and alerting systems
• Routine monitoring and integrity verification of system backup
• Conduct periodic vulnerability scans to ensure compliance with system specifications
• Provide feedback to software developers on system performance, issues, and customer experience
• Proactively communicate with team members and management
• Continually monitor trends in the IT industry for new products and security advisories to better protect deployed system capabilities

You're required to have this:

• You must be a U.S. Citizen
• Active SECRET level clearance and candidate must be willing to process for TOP SECRET clearance. TOP SECRET clearance is required throughout the duration of this position.
• Bachelor's degree in information technology (or a related field) or equivalent hands-on experience
• Willingness to support end-users to include after hours on-call support
• A security-minded approach to all engineering and administration efforts
• Strong communication skills, (both written and verbal) and technical documentation skills
• Detail-oriented and critical thinking mindset
• Log analysis and system auditing (2 years)
• Linux system administration (3 years)
• Network administration (2 years)
• Network functional status monitoring and alerting (2 years)

Ideally you have this:

• Active TOP SECRET Security Clearance.
• NOC/SOC Experience
• Knowledge of Splunk (Including development of searches, reports, and dashboards)
• Experience with Zabbix
• Working knowledge of Ansible and other automation toolsets
• Experience with Network and Host based IDS Systems
• Netflow analysis skills
• Familiar with Python and Bash scripting
• Experience with network analysis and troubleshooting tools (i.e., Wireshark and tcpdump)
• Vulnerability and compliance scanning with Nessus and other toolsets
• Familiarity with Virtualization Technologies such as VMware and Proxmox
• Experience with containerization and Docker
• Understanding of VPN Technologies such as IPsec or OpenVPN
• Understanding of SSL/TLS configurations and certificate management

Location: On site 13900 Lincoln Park Dr Herndon, VA 20171

Salary Range: $80,000 to $100,000

The BlueHalo, an AV Company, pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Determination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data.

Our compensation package also includes components designed to support employees' total well-being, which should be considered when evaluating our competitive benefits package. These benefits include health insurance, life insurance, disability, company holiday and paid time off, parental leave, 401(k) company match and contributions, professional development/training reimbursements, and other work/life programs.

The BlueHalo Effect

It speaks to who we are as a company, a global protective ring that shields everything we most want to safeguard, an unbroken line that ensures our customers retain the advantage in any battlespace, from high above the Earth to deep in cyberspace. It's who we are, a halo, a protector, the light of inspired engineering keeping our Nation safe.

Our vision is a world where national security is certain because technical superiority is assured.

Join us and become a vital element of The BlueHalo Effect!